Phylum [Vertebrata] Lamarck, 1801 see Infraphylum Vertebrata Lamarck, 1801 Class Chondrichthyes Huxley, 1880 - cartilaginous fishes Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes see Infraclass Elasmobranchii Bonaparte, 1838 Order Neoselachii Compagno, 1977 see Infraclass Elasmobranchii Bonaparte, 1838 1 Genus Scapanorhynchus Woodward, 1889 2 Genus †Sclerorhynchus Woodward, 1889 3 Genus †Spathobathis nom. null.